<template>
  <!-- Vue3组件中的模板结构可以没有根标签 -->
  <HelloWorld msg="Welcome to Your Vue.js App" />
  <div>没有根标签</div>
</template>

<script>
import HelloWorld from "./components/HelloWorld.vue";

export default {
  name: "App",
  components: {
    HelloWorld,
  },
};
</script>

<style>
</style>
